Bluetooth headphone Wireless handsfree I7S TWS - black

Specification of I7 mini bluetooth earphone:

Driver: 15mm

Impedance: 32 OHM

Bluetooth version: Bluetooth v4.1 + EDR

Bluetooth use band: 2.4GHz

Power level: CLASS II

Output power: 30mW

Bluetooth distance: 10 meters barrier

Frequency response: 20-20000Hz

Operating voltage range: 3.0V-4.2V

Mitou sensitivity: -42dB

With A2DP / AVRCP high quality stereo audio transmission and remote control protocol

Powerful noise de-noising circuit (active noise reduction)

Switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully)

Charging time about 1 hour (power indicator charging: red light, full power: red light off (blue light).)

Product Size: Length 25MM. Width 15MM. High 35mm

Talk time is about 3-4 hours , music time about 3-4 hours

Standby time is about 100 hours

The charging time is about 60 minutes

Battery capacity 60MAH